Doc about generate_random_state, and fixes on first section of local search doc
Doc about generate_random_state, and fixes on first section of local search doc

simpleai-team/simpleai,printedheart/simpleai,iamaziz/simpleai,emoron/simpleai,simpleai-team/simpleai,printedheart/simpleai,matuu/simpleai,simpleai-team/simpleai,emoron/simpleai,printedheart/simpleai,iamaziz/simpleai,iamaziz/simpleai,matuu/simpleai,matuu/simpleai,emoron/simpleai